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Oil & Gas
| Sat 13 Jun 2026
Taipei, June 13 -- Taiwan Patent Office has received Osaka Gas Chemicals patent application for Carbonaceous Material and Method for Manufacturing the Same, and Adsorption Filter. Kobayashi Aya, Fujii Noriko, Seike Naoya, Ueda Sakae and Asada Takuya developed the invention.
The patent application number is TW20240146281 2024112..
Oil & Gas
| Sat 13 Jun 2026
Taipei, June 13 -- Osaka Gas Chemicals has applied Taiwan patent for Carbonaceous Material and Method for Manufacturing the Same, Adsorption Filter, Water Purifier Filter Element, Water Purifier, and Water Purification Apparatus. Chishiro Takefumi, Fujii Noriko, Seike Naoya, Ueda Sakae, Kobayashi Aya and Asada Takuya developed i..
Oil & Gas
| Fri 12 Jun 2026
Beijing, June 13 -- China National Petroleum and Bgp Inc China Nat Pet Corp have sought patent for Well Microseismic Facies Intelligent Pickup Method Based on Natural Seismic Database Transfer Learning, Electronic Equipment and Storage Medium. This invention was developed by Chu Fangdong, Xu Gang, Rong Jiaojun, Heng Feng, Liu Te..
Oil & Gas
| Fri 12 Jun 2026
Beijing, June 13 -- State Intellectual Property Office of China has released PetroChina Co Limited patent application for Data Processing Method and Device, Equipment, Medium and Program Product. This invention was developed by Luo Fei, Sun Liang, Yang Xinyi, Dong Fenglian, Wang Nan, Cao Yanming and Zhang Meng.
The patent app..
Oil & Gas
| Sat 13 Jun 2026
Beijing, June 13 -- PetroChina Co Limited has submitted a patent application for Method and Device for Determining Flow Velocity Metering Upper Limit of Magnetic Resonance Flowmeter. This invention was developed by Deng Feng, Chen Shiwen, Chen Guanhong, Shi Junfeng and Zhao Ruidong.
The patent application number is CN20241116..
Oil & Gas
| Sat 13 Jun 2026
Beijing, June 13 -- PetroChina Co Limited has submitted a patent application for Fracturing Propping Agent Metering Device and Method. Li Chuan, Lu Hongjun, Qi Yin, Xue Xiaojia, Chen Wenbin, Zhang Yanjun, Shan Shumin, Lyu Changsheng, Yu Xingguo and Zhang Yangyang developed the invention.
The patent application number is CN202..
Oil & Gas
| Fri 12 Jun 2026
Beijing, June 13 -- State Intellectual Property Office of China has received China Petroleum Eng & Constr Corp and China National Petroleum patent application for Compressed Air Energy Storage System Suitable for Multiple Well Sites. Zhang Jian, Gu Yaxing, Ji Jun, Liu Xin, Shen Huibing and Du Tingzhao developed the invention.
..
Oil & Gas
| Fri 12 Jun 2026
Beijing, June 13 -- State Intellectual Property Office of China has received China Petroleum & Chemical and Sinopec Southwest Oil & Gas patent application for Method for Calculating Reasonable Well Pattern Density of Tight Sandstone Gas Reservoir. Liao Kaigui, Zhan Guowei, Heng Yong, Peng Xin, Zhao Qian and Bi Youyi developed th..
Oil & Gas
| Fri 12 Jun 2026
Beijing, June 13 -- PetroChina Co Limited has sought patent for Wellhead Photovoltaic and Photo-thermal Integrated Energy Supply System and Optimization Method Thereof. This invention was developed by Gui Juan, He Zhen, Duan Shengnan, Wang Wei, Wang Zhiqiang, Li Jinya, Li Meng, Bai Yang, Zhu Yusong and Li Qian.
The patent app..
Oil & Gas
| Fri 12 Jun 2026
Beijing, June 13 -- PetroChina Co Limited has submitted a patent application for Method and Device for Establishing Sequence Stratigraphic Time Profile Based on Sedimentary Forward Modeling. This invention was developed by Shi Xuewen, Gou Qiyong, Xu Ersi, Feng Jiangrong, Zhang Dongjun and Zhong Chengxu.
The patent application..
Oil & Gas
| Fri 12 Jun 2026
Beijing, June 13 -- China Oilfield Services has filed a patent application for Wellhead Coordinate Calculation Method and Device. This invention was developed by Shi Jiaohuang, Li Hao, He Jingchuan, Son Ki-seung, Zheng Jintang, Yang Wentang and Tian Chuan.
The patent application number is CN202511791470 20251201. The patent p..
Oil & Gas
| Fri 12 Jun 2026
Beijing, June 13 -- PetroChina Co Limited has submitted a patent application for Pitching Temporary Plugging Setting Position Prediction Method and Device. This invention was developed by Yuan Lishan, Wang Xin, Yang Lifeng, Liu Zhe, Wang Gang, Fan Meng and Liu Hao.
The patent application number is CN202411136055 20240819. The..
Oil & Gas
| Fri 12 Jun 2026
Beijing, June 13 -- State Intellectual Property Office of China has released China Petroleum & Chemical and Jinan Branch China Petroleum & Chemical Corp patent application for Intelligent Start-up Method and System for Gas Separation Device. This invention was developed by Ji Song, Xing Meng, Yang Haihe, Cheng Tao, Hu Wei, Gao J..
Oil & Gas
| Fri 12 Jun 2026
Beijing, June 13 -- State Intellectual Property Office of China has published China Petroleum & Chemical and Sinopec Southwest Oil & Gas patent application for Wavelet Transform and LSTM Neural Network Combined Sequence Stratum Identification Method and System. The invention was developed by Zhao Shuang, Zhan Guowei, Bi Youyi, F..
Oil & Gas
| Fri 12 Jun 2026
Beijing, June 13 -- Kunlun Shuzhi Tech Co Ltd and China National Petroleum have submitted a patent application for Automatic Labeling Method and Device in Well Drilling Field, Terminal Equipment and Storage Medium. Ding Jianxin, Wen Xin, Zhao Yanhong, Wang Jianhua, Xu Peng, Li Hui, Zhao Chenhui, Zeng Jie, Qiu Chen and Chen Xingr..
Oil & Gas
| Sat 13 Jun 2026
Beijing, June 13 -- State Intellectual Property Office of China has published Wuhan Tianhong Environmental Protection Tech Co Ltd patent application for Humidification and Distribution Control System and Method for Normal-temperature Standard Gas. The invention was developed by Li Jinping and Li Hongjie.
The patent applicatio..
Oil & Gas
| Sat 13 Jun 2026
Beijing, June 13 -- PetroChina Co Limited has submitted a patent application for Method and System for Detecting Mineralization Degree of Oil Field Water Injection Well. This invention was developed by Jia Deli, Wang Quanbin, Feng Fan, Pei Xiaohan and Wei Songbo.
The patent application number is CN202411149846 20240821. The p..
Oil & Gas
| Sat 13 Jun 2026
Beijing, June 13 -- PetroChina Co Limited has submitted a patent application for Tight Reservoir Gas-bearing Characteristic Simulation Equipment and Gas-bearing Section Evaluation Method. This invention was developed by Li Jian, Tian Jixian, Rui Yurun, Luo Xinsheng, Zhang Ke, Xie Zengye, Qiao Yu, Huang Jie and Han Shuangbiao.
..
Oil & Gas
| Sat 13 Jun 2026
Beijing, June 13 -- PetroChina Co Limited has filed a patent application for Nuclear Magnetic Resonance Logging T2 Spectrum-rock Core T2 Spectrum Conversion Method and Device and Medium. This invention was developed by Dong Yan, Qin Jianhua, Lei Xianghui, Zhang Jing, Deng Yusen, Liu Lin, Zhu Yue, Niu Youmu, Zhang Daiyan and Wang..
Oil & Gas
| Sat 13 Jun 2026
Beijing, June 13 -- PetroChina Co Limited has filed a patent application for Method and Device for Predicting Adsorption Capacity of Graphitized Shale. This invention was developed by Wu Wei, Li Yi, Liu Jia, Yang Yuran, Xu Liang and Tang Xianglu.
The patent application number is CN202411162279 20240822. The patent publication..
Oil & Gas
| Sat 13 Jun 2026
Beijing, June 13 -- PetroChina Co Limited has submitted a patent application for Method for Determining Content of Organic Sulfur in Hydrocarbon Source Rock. This invention was developed by Zhao Zibin, Huang Wensong, Wang Xiaomei, Kong Xiangwen, Wang Ping and Jia Yuepeng.
The patent application number is CN202411156552 202408..
Oil & Gas
| Sat 13 Jun 2026
Beijing, June 13 -- Tianchang Cylinder Head Co Ltd has submitted a patent application for Cylinder Cover Thickness Detection Device and Detection Method. This invention was developed by Huang Jie, Jiang Chunxin, Dong Jing, Wang Guichang, Xu Yu and Dong Kaiwen.
The patent application number is CN20251206868 20251229. The paten..
Oil & Gas
| Sat 13 Jun 2026
Beijing, June 13 -- PetroChina Co Limited has filed a patent application for Unconventional Reservoir Fracturing Crack Judgment Method. This invention was developed by Li Heng, Liu Hanbin, Wen Xiaoyong, Wang Wenxiong, Wang Chengwang, Li Zhiwen, Yang Xiaogang, Zhang Yu, Ma Huan and Liu-zhu Ruizhi.
The patent application number..
Oil & Gas
| Sat 13 Jun 2026
Beijing, June 13 -- State Intellectual Property Office of China has released PetroChina Co Limited and CNPC Engineering Technology R & D Co Limited patent application for Terrestrial Heat Development Device Capable of Achieving Self-sealing Through Low-permeability Stratum. This invention was developed by Bi Wenxin, Huang Hongch..
Oil & Gas
| Sat 13 Jun 2026
Beijing, June 13 -- State Intellectual Property Office of China has received Changqing Eng Design Co Ltd and PetroChina Co Limited patent application for Vibration Reduction Rigid Foundation Without Fixed Connection for Vibration Equipment. Zhang Mingjun, Li Zhe, Guo Ming, Zhu Lijie, Zhai Yanhe, Pang Yongli, Bai Hongsheng, Guo L..
Oil & Gas
| Sat 13 Jun 2026
Beijing, June 13 -- PetroChina Co Limited has sought patent for Method, System, Equipment and Medium for Evaluating Carbon Absorption Capacity of Stratum. This invention was developed by Tao Zhengwu and Zhao Xing.
The patent application number is CN202411177065 20240826. The patent publication number is CN121593795 (A). Inter..
Oil & Gas
| Sat 13 Jun 2026
Beijing, June 13 -- State Intellectual Property Office of China has received Daqing Oilfield and PetroChina Co Limited patent application for Method and Device for Determining Saturation of Low-porosity and Low-permeability Argillaceous Sandstone Reservoir. Ji Fengxu, Kim Hyun-ho, Pei Zhansong, Ning Likai, Li Zheng, Liu Xin, Cui..
Oil & Gas
| Sat 13 Jun 2026
Beijing, June 13 -- PetroChina Co Limited has sought patent for Basin-level Carbon Dioxide Gas Injection Capacity Planning Method. This invention was developed by Zheng Zigang, Jia Junhong, Zhang Yongqiang, Xiong Weiliang, Fan Wei, Lu Yao, Gou Congbo, Li Mei and Dai Yuting.
The patent application number is CN202411149972 2024..
Oil & Gas
| Sat 13 Jun 2026
Beijing, June 13 -- State Intellectual Property Office of China has received China Petroleum & Chemical and Sinopec Petroleum Engineering Technology Research Inst Co Ltd patent application for Well Drilling Pipe Column Communication Optical Fiber Penetrating System and Operation Method. Dai Wenchao, Li Yongjie, Peng Hanxiu, Li K..
Oil & Gas
| Sat 13 Jun 2026
Beijing, June 13 -- State Intellectual Property Office of China has released PetroChina Co Limited patent application for Ultra-low Permeability Reservoir Well Testing Dynamic Early Warning Method Based on Water Injection Well and Related Device. This invention was developed by Wang Xiqiang, Liu Liping, Li Wei and Zhao Huchun.
..
Oil & Gas
| Sat 13 Jun 2026
Beijing, June 13 -- State Intellectual Property Office of China has published PetroChina Co Limited patent application for Device for Realizing Short-axis Logging Close to Well Wall and Logging Method. The invention was developed by Zhao Yuanliang, Ge Shengquan, Guo Kecai, Shuai Shichen, Zhang Xinlei, Zhu Changjian, Li Hui, Yang..
Oil & Gas
| Sat 13 Jun 2026
Beijing, June 13 -- PetroChina Co Limited has sought patent for Fault Detection Method, Device and Equipment for Wax-containing Well Screw Pump and Medium. This invention was developed by Chen Qiang, Hao Zhongxian, Huang Shouzhi, Ming Eryang and Zhu Shijia.
The patent application number is CN202411145637 20240820. The patent ..
Oil & Gas
| Sat 13 Jun 2026
Beijing, June 13 -- State Intellectual Property Office of China has released Daqing Oilfield and PetroChina Co Limited patent application for Method and Device for Detecting and Judging Load Loss of Oil Pumping Unit. This invention was developed by Li Yinhai, Wang Xiaowei, Du Jingtian, Yu Haishan, Guo Juntao, Xu Jiaxin and Han X..
Oil & Gas
| Sat 13 Jun 2026
Beijing, June 13 -- State Intellectual Property Office of China has released PetroChina Co Limited patent application for Fluid Identification Method, System and Equipment Based on Oil-based Mud Electric Imaging and Medium. This invention was developed by Bie Kang, Ge Shengquan, Han Chuang, Nobutake, Ni Xiaowei, Zhu Dengchao, Sh..
Oil & Gas
| Sat 13 Jun 2026
Beijing, June 13 -- PetroChina Co Limited has applied Chinese patent for Quantitative Characterization Method, System, Equipment and Medium for Physical Properties of Tight Sandstone Reservoir. Jia Li, Kang Rui, Zhao Weibo, Fan Liyong, Liu Xinshe, Huang Daojun, Hui Jie, Ji Haikun, Yan Xiaoxiong, Wang Kangle, Hu Xinyou, Wen Caixi..
Oil & Gas
| Sat 13 Jun 2026
Beijing, June 13 -- PetroChina Co Limited has submitted a patent application for Method, Device and Equipment for Determining Kinetic Parameters of Hydrocarbon Generation of Hydrocarbon Source Rock. This invention was developed by Zhu Houqin, Huang Wensong, Hong Guoliang, Li Chunlei, Wang Wenwen, Bai Zhenhua and Wei Xiaowei.
..
Oil & Gas
| Sat 13 Jun 2026
Beijing, June 13 -- PetroChina Co Limited has sought patent for Method, System and Equipment for Determining Formation Starting Pressure Carbon Absorption Parameter and Medium. This invention was developed by Zhao Xing, Tao Zhengwu and Han Yu.
The patent application number is CN202411153389 20240821. The patent publication nu..
Oil & Gas
| Sat 13 Jun 2026
Beijing, June 13 -- PetroChina Co Limited has submitted a patent application for Method for Testing and Analyzing Liquid Production Profile of Fractured Horizontal Well. This invention was developed by Huang Ting, Bai Xiaohu, Li Xiangping, Wang Deyu, Bu Jun, Wang Fei, Ren Jiawei, Yu Jinzhu, Feng Fei and Li Zhuanhong.
The pate..
Oil & Gas
| Sat 13 Jun 2026
Beijing, June 13 -- PetroChina Co Limited has submitted a patent application for Gas Well Testing Tubular Column and Testing Method. Gong Hao, Tang Geng, Yang Xing, Wang Shuai, Lu Xiaofeng and Zhang Naiyan developed the invention.
The patent application number is CN202411143956 20240820. The patent publication number is CN121..
Oil & Gas
| Sat 13 Jun 2026
Beijing, June 13 -- State Intellectual Property Office of China has received PetroChina Co Limited patent application for Quantitative Selective Area Evaluation Method for Secondary Gas Reservoir. Zhao Weibo, Jia Li, Kang Rui, Fan Liyong, Liu Xinshe, Zhou Guoxiao, Wang Kangle, Hui Jie, Ji Haikun, Wang Yanqing, Hu Xinyou and Wen ..
Oil & Gas
| Sat 13 Jun 2026
Beijing, June 13 -- PetroChina Co Limited has submitted a patent application for Method, System and Equipment for Obtaining Average Velocity of Well Logging Shaft Fluid and Medium. This invention was developed by Luo Weiping, Qi Xinzhong, Liu Xianyuan, Wang Huawei, Liu Zhizhen, Zhu Lei, Tian Longmei, Tian Rongjun, Feng Tingting,..
Oil & Gas
| Sat 13 Jun 2026
Beijing, June 13 -- State Intellectual Property Office of China has received Changqing Eng Design Co Ltd and PetroChina Co Limited patent application for Liquid Inlet Balance Control Method for Multiple Parallel Three-phase Separators. Liu Yuangang, Yao Xinwei, Ren Xiaofeng, Zhang Xin, Chen Chen and Li Ting developed the inventi..
Oil & Gas
| Sat 13 Jun 2026
Beijing, June 13 -- State Intellectual Property Office of China has released PetroChina Co Limited patent application for Fracturing Method for Shallow Bottom Water Reservoir by Using Clean Water Carrying Air Suspension Proppant. This invention was developed by Liu Xiaoqing, Chen Wenbin, Dong Liquan, Wu An'an, Jia Xuliang, Li Ch..
Oil & Gas
| Sat 13 Jun 2026
Beijing, June 13 -- PetroChina Co Limited has submitted a patent application for Method, Device and Equipment for Determining Soaking Time and Oil Reservoir Imbibition Utilization Rate. This invention was developed by Zhang Hao, Gan Renzhong, Mou Liwei, Huang Weidong, Luo Gang, Fang Tao, Feng Youlun, Jiang Yong, Yang Zipeng and ..
Oil & Gas
| Sat 13 Jun 2026
Beijing, June 13 -- State Intellectual Property Office of China has received China Petroleum & Chemical and Sinopec Petroleum Engineering Technology Research Inst Co Ltd patent application for Temporary Plugging Ball and System and Method for Determining Setting of Temporary Plugging Ball. Zuo Luo, Wang Xiaoyang, Shen Ziqi, Zhan..
Oil & Gas
| Sat 13 Jun 2026
Beijing, June 13 -- PetroChina Co Limited has submitted a patent application for Method for Evaluating Fracture Complexity of Fractured Gas Reservoir Fracturing and Related Device. This invention was developed by Cai Mingjin, Zhang Hui, Yin Guoqing, Wang Zhimin, Qiang Jianli, Niu Xinnian, Gao Guoxi and Yang Kefu.
The patent a..
Oil & Gas
| Sat 13 Jun 2026
Beijing, June 13 -- PetroChina Co Limited has submitted a patent application for Method and Device for Simulating Temporary Plugging in Seam and Related Equipment. This invention was developed by Yuan Lishan, Wang Xin, Yang Lifeng, Liu Zhe, Wang Gang, Fan Meng and Liu Hao.
The patent application number is CN202411136104 20240..
Oil & Gas
| Sat 13 Jun 2026
Beijing, June 13 -- PetroChina Co Limited has submitted a patent application for Tight Reservoir Intermittent Fracturing Process. Xu Jianguo, Duan Yongwei, Xuan Gaoliang, Shao Guangchao, Yu Xuemeng, Hao Chuncheng, Li Huaiyuan, Wang Yanling, Leng Jing and Song Ge developed the invention.
The patent application number is CN2024..
Oil & Gas
| Sat 13 Jun 2026
Beijing, June 13 -- PetroChina Co Limited has submitted a patent application for Dynamic Regulation and Control Method, System and Equipment for Lifting of Superficial Layer Super Heavy Oil Sagd High-temperature Electric Submersible Pump. This invention was developed by Cao Yuchao, Yang Guo, Xie Yangbo, Sun Lu, Jiang Dan, Zhang ..
Oil & Gas
| Sat 13 Jun 2026
Beijing, June 13 -- PetroChina Co Limited has submitted a patent application for Control System and Control Method for Collecting, Regulating and Controlling Operating Parameters in SAGD (steam Assisted Gravity Drainage) Production Stage. Yu Miao, Lu Xing, Zhang Ping, Ning Xiaobo, Lan Mingju, Zhang Wei, Li Baofeng, Maimaiti Turs..
Oil & Gas
| Sat 13 Jun 2026
Beijing, June 13 -- State Intellectual Property Office of China has released PetroChina Co Limited patent application for Method for Improving Single Well Yield of Oil Well. This invention was developed by Li Zhiwen, Wen Xiaoyong, Lu Hongjun, Liu Hanbin, Wang Wenxiong, Wang Chengwang, Huang Penggang, Yang Xiaogang, Zhang Yu and ..
Oil & Gas
| Sat 13 Jun 2026
Beijing, June 13 -- PetroChina Co Limited has filed a patent application for Injecting Agent and Forced Drainage Composite Liquid Drainage Equipment and Method. This invention was developed by Cai Jiaming, Tian Wei, Jia Youliang, Zhao Zhengyan, Chen Yong, Wang Xiaorong, Yang Xudong, Xiao Shuqin, Wei Yaming and Liu Shichun.
Th..
Oil & Gas
| Sat 13 Jun 2026
Beijing, June 13 -- PetroChina Co Limited has sought patent for Heavy Oil Cold Production Development Method. This invention was developed by Xiao Chuanmin, Li Xiaofeng, Guo Fei, Ma Jing, Yang Can, Hou Lijia, Guo Lina, Zhao Ye, Wang Jiuyang, Zhang Yanfang, Ni Chen, Zhang Yanjuan, Teng Qian and Shao He.
The patent application ..
Oil & Gas
| Sat 13 Jun 2026
Beijing, June 13 -- State Intellectual Property Office of China has published PetroChina Co Limited patent application for Water Injection Induced Crack Early Warning Method Based on Area Water Injection Well Network. The invention was developed by Ma Li, Liu Huifeng, Zhang Jiaosheng, Li Chao, Tan Xiqun, Li Desheng, Liu Jungang,..
Oil & Gas
| Sat 13 Jun 2026
Beijing, June 13 -- State Intellectual Property Office of China has released Daqing Oilfield and PetroChina Co Limited patent application for Method for Improving Oil Extraction Speed Through Combination of Fault Block Oil Reservoir Water Flooding Encryption and Polymer Flooding. This invention was developed by Bao Zhijing, Sha ..
Oil & Gas
| Sat 13 Jun 2026
Beijing, June 13 -- PetroChina Co Limited has filed a patent application for Underground Wireless Layered Water Injection Treatment Method, Device and Equipment and Storage Medium. This invention was developed by Jia Deli, Sun Fuchao, Wang Quanbin, Zhu Yingjun, Sun Yufei, Chen Qiang and Feng Fan.
The patent application number..
Oil & Gas
| Sat 13 Jun 2026
Beijing, June 13 -- State Intellectual Property Office of China has released PetroChina Co Limited patent application for Method for Judging Position of Thermal Oxidation Front in Air Injection Process. This invention was developed by Li Zhongcheng, Chen Li, Wu Wei, Zhang Wei, Zhou Nan and Li Jing.
The patent application numb..
Oil & Gas
| Sat 13 Jun 2026
Beijing, June 13 -- PetroChina Co Limited has filed a patent application for Pulse Width Adaptive Wireless Communication Method and Device, Electronic Equipment and Medium. This invention was developed by Jia Deli, Sun Fuchao, Sun Yufei, Wang Quanbin, Liu Ji, Du Kai and Hai Yifan.
The patent application number is CN2024111446..
Oil & Gas
| Sat 13 Jun 2026
Beijing, June 13 -- PetroChina Co Limited has submitted a patent application for Full-domain and Full-process Closed-loop Control Method for Machine Mining Time Rate Based on Big Data Analysis. This invention was developed by Yue Xianmin, Teng Qigang, Cai Xiaodong, Xu Huiyao, Yang Jiaqi, Yao Jian, Wang Weifeng and Wang Cheng.
..
Oil & Gas
| Sat 13 Jun 2026
Beijing, June 13 -- PetroChina Co Limited has submitted a patent application for Underground Throttler of Natural Gas Well and Electric Control Throwing and Fishing Device. This invention was developed by Wei Yaming, Xiao Shuqin, Yang Xudong, Tian Wei, Jia Youliang, Zhao Binbin, Liu Shichun, Zhao Zhengyan, Cai Jiaming and Wang J..
Oil & Gas
| Sat 13 Jun 2026
Beijing, June 13 -- PetroChina Co Limited has submitted a patent application for Underground Adjustable Sand Prevention Throttling Device and Throttling Method. This invention was developed by Xiao Shuqin, Tian Wei, Wang Xianwen, Yang Xudong, Xie Yonggang, Bai Xiaohong, Wei Yaming, Zhao Binbin, Liu Shichun and Wang Jiaxin.
Th..
Oil & Gas
| Sat 13 Jun 2026
Beijing, June 13 -- State Intellectual Property Office of China has received PetroChina Co Limited patent application for Profile Control Well Selection Method, Device, Equipment and Medium. Wang Chengcheng, Liu Qicheng, Cui Yuzhe, Wang Youhui, Xu Chunyang, Bao Jungang, Yun Deok-chul, Ji Yanshu, Gai Zhigang, Ran Yongliang, Wang ..
Oil & Gas
| Sat 13 Jun 2026
Beijing, June 13 -- PetroChina Co Limited has applied Chinese patent for Foam Drainage and Sand Washing Composite Integrated Device for Gas Well. Gong Hangfei, Jia Youliang, Tian Wei, Bai Xiaohong, Li Xuri, Song Jie, Wang Yixuan, Yang Yacong, Tan Po and Li Yanbin developed it.
The patent application number is CN202411121007 2..
Oil & Gas
| Sat 13 Jun 2026
Beijing, June 13 -- State Intellectual Property Office of China has published Daqing Oilfield and PetroChina Co Limited patent application for Built-in Multifunctional Integrated Valve Device of Oil Pumping Unit. The invention was developed by Jiang Xing'an, Wang Chaobo, Zhou Shide, Bian Wenqi, Chen Ming, Zhou Mingyang, Shi Xiao..
Oil & Gas
| Sat 13 Jun 2026
Beijing, June 13 -- State Intellectual Property Office of China has received Sinopec Oilfield Service, Sinopec Shengli Petroleum Engineering and Drilling Technology Research Inst Of Shengli Petroleum Engineering Co Ltd Sinopec patent application for Salvage Type Graded Well Cementation Integrated Tool Suitable for Hanging Tail P..
Oil & Gas
| Sat 13 Jun 2026
Beijing, June 13 -- State Intellectual Property Office of China has received PetroChina Co Limited patent application for Process for Improving Stratum Pressure-bearing Capacity of Superficial Second-opening Well. Yang Zhenke, Zhang Qing, Jia Juquan, Han Yuzhuo, Li Gaoyuan, Xiang Zhonghua, Xu Qilin and Yu Da developed the invent..
Oil & Gas
| Sat 13 Jun 2026
Beijing, June 13 -- PetroChina Co Limited has filed a patent application for Shape Memory Alloy Wire Driving Type Packer and Packaging Method. This invention was developed by Li Mingxing, Zhao Jiyong, Zhou Zhiping, Liu Wei, Yuan Huiying, Gao Yunwen, Li Zhaolin, Gan Qingming, Zhang Hongfu and Zhang Xinzhu.
The patent applicati..
Oil & Gas
| Sat 13 Jun 2026
Beijing, June 13 -- State Intellectual Property Office of China has received Sinopec Oilfield Service and Sinopec North China Petroleum Eng Co Ltd patent application for Soluble Hydraulic Expansion Type Temporary Plugging Device. Liu Zishuai, Zhang Huishi, Wang Guodong, Xu Xuegang, Zhang Xingquan, Lu Chao and Chen Hui developed ..
Oil & Gas
| Sat 13 Jun 2026
Beijing, June 13 -- State Intellectual Property Office of China has released PetroChina Co Limited patent application for Automatic Delivery Device for Blowout Prevention Assembly. This invention was developed by Yang Zhentao, Deng Luning, Tian Aimin, Chen Hui, Wang Tiefeng, Ma Yue, Sun Ji, Liu Yanfeng, Zeng Tao, Huo Hongtao, Li..
Oil & Gas
| Sat 13 Jun 2026
Beijing, June 13 -- PetroChina Co Limited has submitted a patent application for Oil Well Blowout Prevention Gas Collecting Valve Made of Soluble Material and Using Method of Oil Well Blowout Prevention Gas Collecting Valve. Shi Lei, Wang Man, Xu Wenlong, Xu Ziqiang, Ren Xiaorong, Yang Qin, Zhou Juan, Zhu Heng, Shi Mingxia and Y..
Oil & Gas
| Sat 13 Jun 2026
Beijing, June 13 -- PetroChina Co Limited has applied Chinese patent for Combined Fishing Tool Special for Instrument with Steel Wire Cable Falling into Well. Zhang Taotao, Yang Jie, Nie Sa, Liang Wuquan, Yang Xinyu, Wang Jie, Chen Sixuan, Hong Xizhi, Jin Chunling, Chen Xiaobo, Zhang Yuxin, Zhao Shi, He Liang and Qin Wei develop..
Oil & Gas
| Sat 13 Jun 2026
Beijing, June 13 -- State Intellectual Property Office of China has received PetroChina Co Limited patent application for Milling Fishing Device and Using Method Thereof. Wang Tiefeng, Yang Zhentao, Zhang Hailong, Hao Guozhi, Liu Yanfeng, Zeng Tao, Chen Hui, Yang Gonghua, Ren Zhanfei, Zhao Ruigang, Cao Yi, Ma Yantao, Ding Jinzhi..
Oil & Gas
| Sat 13 Jun 2026
Beijing, June 13 -- PetroChina Co Limited has submitted a patent application for Electric Control Fishing Tool and Fishing Method Thereof. This invention was developed by Chen Ning, Ding Shuai, Huang Hui, Xu Fengyang, Deng Maoyou, Lin Shuang, Qu Yanfei and Xie Min.
The patent application number is CN202411136767 20240819. The..
Oil & Gas
| Sat 13 Jun 2026
Beijing, June 13 -- State Intellectual Property Office of China has received PetroChina Co Limited patent application for Plunger Seating Device Free of Steel Wire Putting for Gas Well. Song Jie, Tian Wei, Jia Youliang, Yang Xudong, Wang Yixuan, Yang Yacong, Gong Hangfei, Li Yanbin, Hui Yanni and Shen Zhihao developed the invent..
Oil & Gas
| Sat 13 Jun 2026
Beijing, June 13 -- State Intellectual Property Office of China has released Daqing Oilfield and PetroChina Co Limited patent application for Reverse Torsion Counteracting Device of Screw Drill. This invention was developed by Gao Zuoyu, Du Xiaoming, Kang Kai, Li Xuebo, Ma Junji, Dong Lei, Yi Ming and Yang Chong.
The patent a..
Oil & Gas
| Sat 13 Jun 2026
Beijing, June 13 -- State Intellectual Property Office of China has released China Petroleum & Chemical and Sinopec Petroleum Engineering Technology Research Inst Co Ltd patent application for Casing Pipe Column, Large-diameter Casing Pipe Grading Well Cementation Method and Application. This invention was developed by Yue Hui, ..
Oil & Gas
| Sat 13 Jun 2026
Beijing, June 13 -- China University of Petroleum, East China has applied Chinese patent for Drill String Torque Clutch Drag Reduction Tool for Directional Well Drilling and Control Method of Drill String Torque Clutch Drag Reduction Tool. Chen Jingkai, Qiao Junqi, Zhang Xiaomin, Jiang Dong, Liu Xiuquan, Chang Yuanjiang, Liu Yon..
Oil & Gas
| Sat 13 Jun 2026
Beijing, June 13 -- State Intellectual Property Office of China has released Sinopec Oilfield Service and Sinopec Jianghan Oilfield Construction Eng Co Ltd patent application for Electric Drive Type Transformation Car Frame Structure and Method for Hydraulic System of Horizontal Directional Drilling Machine. This invention was d..
Oil & Gas
| Sat 13 Jun 2026
Taipei, June 13 -- Osaka Gas Chemicals has filed a patent application for Polyester Resin and its Manufacturing Method and Use. This invention was developed by Mizusawa Sahiro, Nakada Rikako, Miyauchi Shinsuke and Matsumoto Shinji.
The patent application number is TW20240144489 20241119. The patent publication number is TW20253..
Oil & Gas
| Fri 12 Jun 2026
Beijing, June 13 -- State Intellectual Property Office of China has received China Petroleum Eng & Constr Corp, Beijing Dwell Petroleum & Gas Tech Development Co Ltd and China National Petroleum patent application for Maintainability Safety Check Analysis Method and System for Oil and Gas Field Project Assets. Cui Jian, Choi Moo..
Oil & Gas
| Fri 12 Jun 2026
Beijing, June 13 -- PetroChina Co Limited has filed a patent application for Dynamic Evaluation Method and System for Safety Risk of Oil and Gas Storage and Transportation Station Yard. This invention was developed by Zhang Hao, Zhang Lu and Pan Youqiang.
The patent application number is CN202411113266 20240814. The patent pu..
Oil & Gas
| Fri 12 Jun 2026
Beijing, June 13 -- China Petroleum Logging Co Ltd and China National Petroleum have submitted a patent application for Flexible Weak Cable Connector for Well Logging Perforation. Jiao Yan, Liu Yachun, He Qiukai, Qin Minjun, He Guoqing, Li Yuning, Liu Yong, Wang Yadong, Ren Wenxu, Zhang Jian, Han Tao, Zhang Peng, Zhu Hailong, Pa..
Oil & Gas
| Fri 12 Jun 2026
Beijing, June 13 -- China Petroleum Logging Co Ltd and China National Petroleum have submitted a patent application for Logging Cable Releasable Connecting Device. This invention was developed by Wu Han, Wang Dongsheng, Tang Guiliang, Li Juzheng, Li Zihu, Ma Jianghu, Yang Xinhong, Xu Rui, Peng Liang, Yang Guotai, Xu Qing, Xu Yon..
Oil & Gas
| Fri 12 Jun 2026
Beijing, June 13 -- State Intellectual Property Office of China has released Southwest Petroleum University patent application for Gas Field Gas Gathering Station Gathering and Transportation System Optimization Method Based on Reinforcement Learning. This invention was developed by Wang Haihong, Cui Shijie, Wang Longye, Rao Aip..
Oil & Gas
| Fri 12 Jun 2026
Beijing, June 13 -- State Intellectual Property Office of China has released China Petroleum Logging Co Ltd and China National Petroleum patent application for Integral High-temperature-resistant and High-pressure-resistant Insulation Sealing Structure. This invention was developed by Chen Xiong, Sun Jianwei, Tang Guiliang, Ma J..
Oil & Gas
| Fri 12 Jun 2026
Beijing, June 13 -- State Intellectual Property Office of China has received PetroChina Co Limited and Daqing Oilfield patent application for Logging Instrument Circuit Board Connecting Structure. Zhang Yu, Yu Xiangjiang, Liu Yan, Xu Jiamei, Wang Lin, Hou Yonghui and Yang He developed the invention.
The patent application num..
Oil & Gas
| Fri 12 Jun 2026
Beijing, June 13 -- State Intellectual Property Office of China has received PetroChina Co Limited patent application for Natural Gas Abnormal Transmission Difference Analysis Method and Device, Electronic Equipment and Storage Medium. Wang Bo, Zhang Lihua, Cheng Wei, Li Shanfeng, Fan Jingsong and Jiang Feng developed the invent..
Oil & Gas
| Fri 12 Jun 2026
Beijing, June 13 -- State Intellectual Property Office of China has released PetroChina Co Limited patent application for Horizontal Well Energy Storage Volume Fracturing Development Effect Prediction Method. This invention was developed by Xu Ning, Wang Ling, Fan Tao, Shi Dongpo, Jiang Meizhong, Qiu Lin, Guo Xiaochao, Zhan Chan..
Oil & Gas
| Fri 12 Jun 2026
Beijing, June 13 -- PetroChina Co Limited has submitted a patent application for Method and Device for Predicting Productivity of Shale Gas Well in Pressure Channeling Well Group. This invention was developed by Wang Xingchen, Hu Haoran, Yang Xuefeng, Chang Cheng, Xie Weiyang and Liu Sha.
The patent application number is CN20..
Oil & Gas
| Fri 12 Jun 2026
Beijing, June 13 -- PetroChina Co Limited has submitted a patent application for Method and Device for Optimizing Feasible Point, and Method and Device for Optimizing Production of Oil and Gas Reservoir. This invention was developed by Zhang Lixia, Li Yong, Hu Dandan, Zhao Zeqi, Chen Yihang, Ma Ruicheng and Wang Wenyu.
The pa..
Oil & Gas
| Fri 12 Jun 2026
Beijing, June 13 -- Cnpc Bohai Drilling Engineering Co Limited and China National Petroleum have applied Chinese patent for Batch Production Gas Well Optimal System Determination Method Based on Sparrow Search Algorithm. Yang Xiaoyong, Ding Keyu, Guo Ming, Liu Feng, Wang Huaijing, Gao Xiuli, Liu Hanyu, Wang Shengkun, He Zixuan a..
Oil & Gas
| Fri 12 Jun 2026
Beijing, June 13 -- State Intellectual Property Office of China has received China National Petroleum patent application for Method and Device for Intelligently Explaining Earthquake High-frequency Sequence by Using Logging Information. Fan Guozhang, Wang Wangquan, Wang Hongping, Li Weiqiang, Ou Chenghua, Zhu Xiaohui, Xiao Lei, ..
Oil & Gas
| Fri 12 Jun 2026
Beijing, June 13 -- Central South University has filed a patent application for Near-wellbore Hydraulic Fracture Deformation and Expansion Heat-fluid-solid Coupling Simulation Method and System. This invention was developed by Li Sanbai, Huang Linqi, Su Xing, Chen Jiangzhan and Li Diyuan.
The patent application number is CN20..
Oil & Gas
| Fri 12 Jun 2026
Beijing, June 13 -- China Nat Offshore Oil Corp and Cnooc Research Inst Co Ltd have applied Chinese patent for Vortex-induced Vibration Suppression Method and Device for Multi-gas Commingling Pilot Production Tubular Column. He Yufa, Mao Liangjie, Fang Xing, Chen Yu, Zhang Kexin, Wang Yixuan and Liu Dingyuan developed it.
The..
Oil & Gas
| Fri 12 Jun 2026
Beijing, June 13 -- China Nat Offshore Oil Corp and Cnooc Research Inst Co Ltd have submitted a patent application for Hydrate Exploitation String Mechanical Analysis Method and Device Based on Actual Structure and Marine Environment Load, Medium and Equipment. This invention was developed by He Yufa, Fang Xing, Mao Liangjie, Zh..
Oil & Gas
| Fri 12 Jun 2026
Beijing, June 13 -- State Intellectual Property Office of China has released China Petroleum & Chemical and Sinopec Petroleum Exploration And Production Research Inst patent application for Method and Device for Predicting Oil and Gas Yield of Fractured Oil and Gas Reservoir. This invention was developed by Peng Zeyang, Lu Wenmi..
Oil & Gas
| Fri 12 Jun 2026
Beijing, June 13 -- State Intellectual Property Office of China has released China National Petroleum and Cnpc Offshore Engineering Co Limited patent application for Method and System for Inverting Underground Equivalent Cycle Density Based on Cuttings Bed Thickness Model. This invention was developed by Wu Wenbing, Liu Tao, Zou..
Oil & Gas
| Fri 12 Jun 2026
Beijing, June 13 -- China University of Petroleum, Beijing has submitted a patent application for Speed and Anisotropy Parameter Simultaneous Modeling Method Based on Multi-expert Learning Network. Rao Ying, Luo Laiqian and Zhao Zhencong developed the invention.
The patent application number is CN202511796332 20251202. The pate..
Oil & Gas
| Fri 12 Jun 2026
Beijing, June 13 -- State Intellectual Property Office of China has published China Petroleum & Chemical, Sinopec Shengli Oilfield and Shengli Oilfield Qingdao Tech Research And Development Center Co Ltd patent application for Fracturing Fracture Form Prediction Method Based on Fracturing Construction Curve. The invention was de..
Oil & Gas
| Fri 12 Jun 2026
Beijing, June 13 -- Sinohydro Bureau 6 has filed a patent application for Tunnel Gas Concentration Prediction and Ventilation Scheduling Method Based on Big Data Analysis. This invention was developed by Ye Ming, Zhao Fei, Ruan Chao, Yang Xiankai, Yang Pengtao, Li Peng, Xu Dong, Wang Siyuan, Cui Weicong, Jin Kaiwen and Feng Hong..
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